Home / 61,424-127,456

Finding the Third Proportional to 61,424 and 127,456

Calculator

Solution

The third proportional to 61,424 and 127,456 is: 264,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,424 : 127,456 = 127,456 : x
  2. Step 2: Convert to fraction form
    61,424/127,456 = 127,456/x
  3. Step 3: Cross multiply
    61,424x = 127,456 × 127,456
  4. Step 4: Simplify right side
    61,424x = 16,245,031,936
  5. Step 5: Solve for x
    x = 16,245,031,936/61,424
  6. Step 6: Final answer
    x = 264,473.69

Related Problems

Find third proportional to 30,712 and 63,728
Half scale
Find third proportional to 122,848 and 254,912
Double scale
Find third proportional to 61,426 and 127,460
Similar ratio
Find third proportional to 92,136 and 191,184
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.